AHRQ - Agency for Healthcare Research and Quality (già AHCPR) - USA

HAS - Haute Autoritè de Santé - (già ANAES) - Francia

Canadian medical association - Clinical Practice Guidelines - Canada

CTFPHC - Canadian Task Force on Preventive Health Care - USA

MJA - Clinical Guidelines - Australia

NELH guideline finder

NGC - National Guideline Clearinghouse - USA

NHLBI - The National Heart, Lung, and Blood Institute at NIH - USA

NHS R&D HTA - Health Technology Assessment Programme - Inghilterra

NICE - National Institute of Clinical Excellence - Inghilterra

NIH - The National Institutes of Health - USA

NZGG - New Zealand Guidelines Group - Nuova Zelanda

PNLG - Programma Nazionale Linee Guida - Finanziato dall'Istituto Superiore di Sanità nell'ambito dei "Percorsi diagnostico-terapeutici"

PRODIGY Guidance - NHS Dept of Health - Inghilterra

SIGN - Scottish Intercollegiate Guidelines Network - Scozia